Towel warmer



FIG. 1 is a top, front, and right side perspective view of a towel warmer showing my new design;

FIG. 2 is a top, rear, and left side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof; and,

FIG. 5 is a bottom view plan view thereof. 

The ornamental design for a towel warmer, as shown and described. 